Share Radio's technology editor Steve Caplin looks at the prediction that, in 50 years, robot judges will be commonplace. He also marvels at smart windows that darken in sunlight and become solar panels, at LG's rollable TV, at Nokia's forthcoming 4G network on the moon, at Quibi closing after just 7 months, at why dim light might make food taste worse and at a kitchen bin that turns organic waste into compost - for a price.